optimize this prestashit.

gistfile1.txt

<IfModule mod_expires.c>
 ExpiresActive On
 ExpiresDefault "access plus 7200 seconds"
 ExpiresByType image/jpg "access plus 2592000 seconds"
 ExpiresByType image/jpeg "access plus 2592000 seconds"
 ExpiresByType image/png "access plus 2592000 seconds"
 ExpiresByType image/gif "access plus 2592000 seconds"
 AddType image/x-icon .ico
 ExpiresByType image/ico "access plus 2592000 seconds"
 ExpiresByType image/icon "access plus 2592000 seconds"
 ExpiresByType image/x-icon "access plus 2592000 seconds"
 ExpiresByType text/css "access plus 2592000 seconds"
 ExpiresByType text/javascript "access plus 2592000 seconds"
 ExpiresByType text/html "access plus 7200 seconds"
 ExpiresByType application/xhtml+xml "access plus 7200 seconds"
 ExpiresByType application/javascript A259200
 ExpiresByType application/x-javascript "access plus 2592000 seconds"
 ExpiresByType application/x-shockwave-flash "access plus 2592000 seconds"
</IfModule>

FileETag INode MTime Size
<IfModule mod_deflate.c>
SetOutputFilter DEFLATE
AddOutputFilterByType DEFLATE text/html text/css text/plain text/xml application/x-javascript application/x-httpd-php
BrowserMatch ^Mozilla/4 gzip-only-text/html
BrowserMatch ^Mozilla/4\.0[678] no-gzip
BrowserMatch \bMSIE !no-gzip !gzip-only-text/html
BrowserMatch \bMSI[E] !no-gzip !gzip-only-text/html
SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ no-gzip
</IfModule

<IfModule mod_headers.c>
 <FilesMatch "\\.(ico|jpe?g|JPE?G|png|gif|swf|css|gz)$">
 Header set Cache-Control "max-age=2592000, public"
 </FilesMatch>
 <FilesMatch "\\.(js)$">
 Header set Cache-Control "max-age=2592000, private"
 </FilesMatch>
<filesMatch "\\.(html|htm)$">
Header set Cache-Control "max-age=7200, public"
</filesMatch>
 
<FilesMatch "\.(pl|php|cgi|spl|scgi|fcgi)$">
Header unset Cache-Control
</FilesMatch>
</IfModule>
 
<FilesMatch "\.(pl|php|cgi|spl|scgi|fcgi)$">
Header unset Cache-Control
</FilesMatch>
</IfModule>